loadSerial only return data, this should fixed error in tryToResolveConflict

git-svn-id: https://svn.erp5.org/repos/neo/branches/prototype3@174 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/client/app.py

@@ -366,7 +366,7 @@ class Application(object):
         """Load an object for a given oid and serial."""
         # Do not try in cache as it manages only up-to-date object
         logging.debug('loading %s at %s', dump(oid), dump(serial))
-        return self._load(oid, serial)[:2], None
+        return self._load(oid, serial)[0]
 
 
     def loadBefore(self, oid, tid):